# FlameInSound vs BioCoherence

The clearest difference is price: BioCoherence at Free against FlameInSound's $15.99. BioCoherence also leads on update cadence (every 9 days vs every 3 months) and rating (4.5 vs 4.3). FlameInSound's advantage is in-app purchases (none vs 11) and review sentiment (75% vs 50%). On ratings volume, ads and device support there is nothing between them.

BioCoherence is free to download; FlameInSound costs $15.99 up front. BioCoherence sells 11 in-app purchases, starting at $21.99 per month. FlameInSound asks for nothing beyond the download.

BioCoherence holds the better App Store score, 4.5 against 4.3. Both are backed by a comparable volume of ratings — 11 and 6 respectively. Written reviews complicate that: 75% of FlameInSound's written reviews are positive against 50% of BioCoherence's, so the app with the better star average is not the one people write more warmly about.

FlameInSound ships an update every 3 months, BioCoherence every 9 days. The most recent releases landed on September 9, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | FlameInSound | BioCoherence |
| --- | --- | --- |
| Price | $15.99 | **Free** |
| Rating | [4.3 (11 ratings)](https://appshunter.io/ios/app/flameinsound/id1318635505/reviews) | **[4.5 (6 ratings)](https://appshunter.io/ios/app/biocoherence/id6450645795/reviews)** |
| Number of ratings | **11** | 6 |
| Positive reviews | **75.0% of reviews** | 50.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 9 days** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 12 MB | 78 MB |
| Requires iOS | **9.3** | 15.6 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 9+ | 12+ |
| Developer | [Patrick Botte](https://appshunter.io/developer/1116818240) | [Coherence Labs](https://appshunter.io/developer/1795752231) |

## What reviewers say

### FlameInSound

[App page](https://appshunter.io/ios/app/flameinsound/id1318635505)

This app uses binaural beats and sacred geometry sound waves to promote relaxation and meditation. It connects to heart rate sensors to display real-time influences of sound and breathing on your heart activity. It is not a medical device and does not offer diagnostic features.

**Highlights:** Binaural beat audio generator, Programmable beat frequencies (Mayer Wave/HRV LF), Sacred geometry sound waves, Real-time heart activity monitoring (via Polar strap), Bluetooth data reception and storage, Breathing influence on heart rate visualization

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


### BioCoherence

[App page](https://appshunter.io/ios/app/biocoherence/id6450645795)

This app uses ECG-based bioelectric scanning to provide real-time insights into physical, emotional, and energetic health. It offers tools for health professionals to analyze biomarkers and personalize interventions, and for individuals to manage stress, improve sleep, and track wellness progress.

**Highlights:** Real-time ECG-based bioelectric scanning, Full-body energy flow analysis, Frequency therapy protocols, Heart coherence biomarker analysis, Holistic health recommendations, Progress tracking dashboards, 21-Day Balance Program

**Features:** Vision Pro support

**In-app purchases (11)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Harmonizer (one device) | $21.99 | per month |
| Me Play | $24.99 | per month |
| BioCoherence Me Basic | $37.99 | per month |
| Custom | $44.99 | per month |
| BioCoherence Pro Essential | $49.99 | per month |
| BioCoherence Med | $49.99 | per month |
| BioCoherence Me Expert | $51.99 | per month |
| BioCoherence Pro Plus | $149.99 | per month |
| One full report | $14.99 | one-time |
| One full report | $17.99 | one-time |
| One full report | $39.99 | one-time |


## Frequently asked questions

### Is FlameInSound free?

FlameInSound costs $15.99, with no in-app purchases.

### Is BioCoherence free?

BioCoherence is free to download, with in-app purchases available.

### Which has better reviews, FlameInSound or BioCoherence?

BioCoherence is rated higher. FlameInSound averages 4.3 out of 5 from 11 ratings, while BioCoherence averages 4.5 from 6 ratings.

### Do FlameInSound or BioCoherence have ads?

Neither FlameInSound nor BioCoherence shows ads.

### Which is updated more often, FlameInSound or BioCoherence?

FlameInSound ships an update every 3 months, and BioCoherence every 9 days. Most recently, FlameInSound was updated on September 9, 2026 and BioCoherence on September 23, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*